Question 17
Let $f(x)$ be a function with the two properties:
(a) for any two real numbers $x$ and $y,$ $f(x+y)=x+f(y),$ and
(b) $f(0)=2.$
What is the value of $f(1998)?$
(a) for any two real numbers $x$ and $y,$ $f(x+y)=x+f(y),$ and
(b) $f(0)=2.$
What is the value of $f(1998)?$